[qiè]
[动]
（合；符合） correspond to; be close to
not correspond to reality; unrealistic; impractical
不切实际
The translation does not quite correspond to the original.
译文不切原意。
（用在反切后头， 表示前两个字是注音用的反切）见 “反切” [fǎn qiè]
[形]
（急切； 殷切） eager; anxious
eager to study
学习心切
He was so anxious to return home that he had booked a train ticket before the vacation began.
他回家心切， 还没放暑假就买好了火车票。
[副]
（切实； 务必） be sure to
One should never be presumptuous and opinionated.
切不可自以为是。
Be sure not to delay.
切勿迟延。
Do be careful with the experiment you're doing.
在实验中切不可粗心大意。